From 808dd053c6b14822b544ac0e76292f7d74445ec2 Mon Sep 17 00:00:00 2001
From: Andrew Dolgov <fox@fakecake.org>
Date: Thu, 23 Aug 2012 22:53:32 +0400
Subject: implement web-based self updater (closes #395)

---
 js/prefs.js | 32 +++++++++++++++++++++++++++-----
 1 file changed, 27 insertions(+), 5 deletions(-)

(limited to 'js/prefs.js')

diff --git a/js/prefs.js b/js/prefs.js
index 10e33f701..f0ed5ac03 100644
--- a/js/prefs.js
+++ b/js/prefs.js
@@ -2142,15 +2142,37 @@ function updateSelf() {
 			title: __("Update Tiny Tiny RSS"),
 			style: "width: 600px",
 			closable: false,
-			performUpdate: function() {
+			performUpdate: function(step) {
 				dijit.byId("self_update_start_btn").attr("disabled", true);
+				dijit.byId("self_update_stop_btn").attr("disabled", true);
+
 				notify_progress("Loading, please wait...", true);
 				new Ajax.Request("backend.php", {
-				parameters: "?op=pref-prefs&method=performUpdate",
+				parameters: "?op=pref-prefs&method=performUpdate&step=" + step +
+					"&params=" + param_escape(JSON.stringify(dialog.attr("update-params"))),
 				onComplete: function(transport) {
 					try {
-						notify('');
-						$("self_update_log").innerHTML = transport.responseText;
+						rv = JSON.parse(transport.responseText);
+						if (rv) {
+							notify('');
+
+							rv['log'].each(function(line) {
+								$("self_update_log").innerHTML += "<li>" + line + "</li>";
+							});
+
+							dialog.attr("update-params", rv['params']);
+
+							if (!rv['stop']) {
+								window.setTimeout("dijit.byId('updateSelfDlg').performUpdate("+(step+1)+")", 500);
+							} else {
+								dijit.byId("self_update_stop_btn").attr("disabled", false);
+							}
+
+						} else {
+							console.log(transport.responseText);
+							notify_error("Received invalid data from server.");
+						}
+
 						dialog.attr("updated", true);
 					} catch (e) {
 						exception_error("updateSelf/inner", e);
@@ -2166,7 +2188,7 @@ function updateSelf() {
 			},
 			start: function() {
 				if (prompt(__("Live updating is considered experimental. Backup your tt-rss directory before continuing. Please type 'yes' to continue.")) == 'yes') {
-					dialog.performUpdate();
+					dialog.performUpdate(0);
 				}
 			},
 			href: query});
-- 
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